Cisco Rugged SFP Transceivers by Cozlink are used for Cisco 3270 series. These are mini-GBIC transceiver modules operational over Gigabit Ethernet ports. These hot-swappable transmit/receive devices can plug into 100BASE, 1000BASE ports and connect these to fiber optic or copper networks.Cisco Rugged SFP Transceivers are compatible with the IEEE 802.3z 1000BASE-LX standard, operates on standard singlemode fiber-optic link spans measuring 10 km on single mode and up to 550 m on any multimode fibers. Mode conditioning patch cord, compatible cables, ports, routers and various switches are also manufactured and sold online at Cozlink. You can use Cisco Rugged SFP Transceivers interchangeably with all MSA approved brands and can even ask for custom labels at Cozlink. All major brands of Rugged SFP Transceivers are interchangeable with the ones available at Cozlink. Thus, cost-effective, durable and power loss proof solutions for optical fiber networking are what one can find at Cozlink.